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Published on Dec 8, 2009
Seattle Pacific University - Alternative Engineering Class - Test site near Fall City, WA. Testing Hydraulic Ram Pumps made by students. Creek had plenty of head and flow for test site. +50gpm and 13' water was pumped up hill ~80 vertical feet through 200' of 1/2" pipe. Collection into 55 gallon "food grade" barrel via several 1" pipes. Drive pipe is 2" PVC and also 1" Black Poly. It was heavy duty poly. Free Manual Here - http://www.inthefieldministries.org/j...